Disposable tooth brush



FIG. 1 is a perspective view of a disposable tooth brush, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a near elevational view thereof;

FIG. 4 is a right side elevational view, the left side being a mirror image thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a disposable tooth brush, as shown and described. 